/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-deep:    #0a2d6e;
  --blue-mid:     #1a4eb5;
  --blue-light:   #3b82f6;
  --green:        #10b981;
  --green-dark:   #059669;
  --orange:       #f59e0b;
  --white:        #ffffff;
  --bg:           #f0f4ff;
  --bg-card:      #ffffff;
  --text:         #1e293b;
  --text-muted:   #64748b;
  --border:       #e2e8f0;
  --radius:       12px;
  --radius-sm:    8px;
  --shadow:       0 4px 24px rgba(10,45,110,.08);
  --shadow-lg:    0 12px 48px rgba(10,45,110,.15);
  --transition:   .25s ease;
  --max-width:    1200px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-alt { background: var(--white); }

/* ── Section labels ── */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--blue-mid);
  background: rgba(26,78,181,.08);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section-tag::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue-mid);
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  color: var(--blue-deep);
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 640px;
}

/* ── Fade-in animation ── */
.fade-in {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
.fade-in.visible { opacity: 1; transform: none; }
.fade-in:nth-child(2) { transition-delay: .1s; }
.fade-in:nth-child(3) { transition-delay: .2s; }
.fade-in:nth-child(4) { transition-delay: .3s; }
.fade-in:nth-child(5) { transition-delay: .4s; }

/* ── Navbar ── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 0 24px;
}
#navbar.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--white);
  transition: color var(--transition);
}
#navbar.scrolled .nav-logo { color: var(--blue-deep); }

.nav-logo-img {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 8px;
  background: var(--white);
  padding: 3px;
  flex-shrink: 0;
}

#nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

#nav-links a {
  font-size: .875rem;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  color: rgba(255,255,255,.85);
  transition: color var(--transition), background var(--transition);
}
#nav-links a:hover { color: var(--white); background: rgba(255,255,255,.1); }
#navbar.scrolled #nav-links a { color: var(--text-muted); }
#navbar.scrolled #nav-links a:hover { color: var(--blue-deep); background: var(--bg); }

.nav-right { display: flex; align-items: center; gap: 8px; }

.lang-switcher { display: flex; gap: 4px; }

.lang-btn {
  font-size: .75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1.5px solid rgba(255,255,255,.3);
  color: rgba(255,255,255,.7);
  background: transparent;
  cursor: pointer;
  transition: all var(--transition);
  letter-spacing: .03em;
}
.lang-btn:hover, .lang-btn.active {
  color: var(--white);
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.7);
}
#navbar.scrolled .lang-btn { border-color: var(--border); color: var(--text-muted); }
#navbar.scrolled .lang-btn:hover,
#navbar.scrolled .lang-btn.active {
  color: var(--blue-deep);
  background: var(--bg);
  border-color: var(--blue-light);
}

/* Hamburger */
#hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
#hamburger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
#navbar.scrolled #hamburger span { background: var(--blue-deep); }
#hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#hamburger.open span:nth-child(2) { opacity: 0; }
#hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Hero ── */
#hero {
  min-height: 100vh;
  background: linear-gradient(145deg, var(--blue-deep) 0%, #1a3a8a 50%, #0e5c3a 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

#hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.15);
  padding: 7px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero-tag::before {
  content: '★';
  font-size: .65rem;
  color: var(--orange);
}

.hero-title {
  font-size: clamp(3.5rem, 9vw, 7rem);
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  letter-spacing: -.03em;
  margin-bottom: 8px;
  background: linear-gradient(135deg, #fff 40%, #86efac);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  font-weight: 500;
  color: rgba(255,255,255,.75);
  max-width: 680px;
  margin-bottom: 20px;
  line-height: 1.4;
}

.hero-desc {
  font-size: 1.0625rem;
  color: rgba(255,255,255,.6);
  max-width: 560px;
  margin-bottom: 40px;
}

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 64px; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green);
  color: var(--white);
  font-size: .9375rem;
  font-weight: 700;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(16,185,129,.4);
}
.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(16,185,129,.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.1);
  color: var(--white);
  font-size: .9375rem;
  font-weight: 600;
  padding: 14px 28px;
  border-radius: var(--radius);
  border: 1.5px solid rgba(255,255,255,.25);
  transition: all var(--transition);
  backdrop-filter: blur(8px);
}
.btn-secondary:hover {
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.5);
  transform: translateY(-2px);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius);
  overflow: hidden;
  max-width: 640px;
}

.stat-item {
  background: rgba(255,255,255,.05);
  padding: 20px 16px;
  text-align: center;
  backdrop-filter: blur(8px);
}

.stat-val {
  display: block;
  font-size: 1.875rem;
  font-weight: 900;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-label {
  font-size: .75rem;
  font-weight: 500;
  color: rgba(255,255,255,.55);
  letter-spacing: .05em;
  text-transform: uppercase;
}

/* ── About ── */
#about .about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-text p { color: var(--text-muted); margin-bottom: 16px; font-size: 1.0625rem; }

.about-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 32px;
}

.meta-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
}

.meta-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.meta-val {
  font-size: .9375rem;
  font-weight: 600;
  color: var(--blue-deep);
}

.about-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.about-logo-img {
  width: 100%;
  max-width: 400px;
  height: auto;
  object-fit: contain;
  drop-shadow: 0 8px 32px rgba(10,45,110,.15);
  filter: drop-shadow(0 8px 32px rgba(10,45,110,.12));
}

/* ── Objectives ── */
#objectives .obj-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.obj-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.obj-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.obj-number {
  flex-shrink: 0;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-mid), var(--blue-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--white);
}

.obj-body h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--blue-deep);
  margin-bottom: 8px;
}
.obj-body p { font-size: .9375rem; color: var(--text-muted); line-height: 1.6; }

/* ── Activities ── */
#activities .act-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.act-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform var(--transition), box-shadow var(--transition);
  box-shadow: var(--shadow);
}
.act-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.act-icon {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}
.act-icon-1 { background: rgba(59,130,246,.1); }
.act-icon-2 { background: rgba(16,185,129,.1); }
.act-icon-3 { background: rgba(245,158,11,.1); }
.act-icon-4 { background: rgba(139,92,246,.1); }
.act-icon-5 { background: rgba(239,68,68,.1); }

.act-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-deep);
  margin-bottom: 10px;
}
.act-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }

/* ── Partners ── */
#partners .partners-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.partner-card-wide {
  margin-top: 48px;
}
.partner-wide-body {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  margin-top: 12px;
}
.partner-wide-body .partner-avatar {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  font-size: 1.8rem;
  border-radius: 20px;
}
.partner-wide-info { flex: 1; }

.associated-section { margin-top: 40px; }
.associated-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-muted);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.associated-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.partner-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.partner-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.partner-badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 4px 10px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.partner-badge-lead { background: rgba(10,45,110,.08); color: var(--blue-deep); }
.partner-badge-sci  { background: rgba(99,102,241,.1);  color: #4338ca; }
.partner-badge-impl { background: rgba(99,102,241,.1);  color: #4338ca; }

.partner-avatar {
  width: 64px; height: 64px;
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 20px;
}
.partner-avatar-1 { background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid)); }
.partner-avatar-2 { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.partner-avatar-3 { background: linear-gradient(135deg, var(--green-dark), var(--green)); }

.partner-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--blue-deep);
  margin-bottom: 2px;
}
.partner-full { font-size: .875rem; color: var(--text-muted); margin-bottom: 4px; }
.partner-country {
  font-size: .8rem;
  font-weight: 600;
  color: var(--blue-mid);
  margin-bottom: 12px;
}
.partner-role {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.partner-desc { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }

/* ── Network box ── */
.network-box {
  margin-top: 40px;
  background: linear-gradient(135deg, rgba(10,45,110,.04), rgba(16,185,129,.06));
  border: 1.5px solid rgba(10,45,110,.12);
  border-radius: var(--radius);
  padding: 32px 36px;
  display: flex;
  gap: 24px;
  align-items: flex-start;
}

.network-box-icon {
  font-size: 2.25rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.network-box-tag {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--blue-mid);
  margin-bottom: 6px;
}

.network-box-title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--blue-deep);
  margin-bottom: 10px;
}

.network-box-body p {
  font-size: .9375rem;
  color: var(--text-muted);
  line-height: 1.65;
}

@media (max-width: 600px) {
  .network-box { flex-direction: column; gap: 12px; padding: 24px; }
}

/* ── News ── */
#news .news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.news-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}
.news-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.news-card-header {
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
}
.news-card-header-1 { background: linear-gradient(135deg, #dbeafe, #bfdbfe); }
.news-card-header-2 { background: linear-gradient(135deg, #d1fae5, #a7f3d0); }
.news-card-header-3 { background: linear-gradient(135deg, #fef3c7, #fde68a); }

.news-card-body { padding: 24px; }
.news-card-date {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--blue-light);
  margin-bottom: 8px;
}
.news-card-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--blue-deep);
  margin-bottom: 10px;
  line-height: 1.35;
}
.news-card-desc { font-size: .875rem; color: var(--text-muted); line-height: 1.6; }

/* ── Contact ── */
#contact .contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info { }
.contact-info .section-lead { margin-bottom: 32px; }

.contact-items { display: flex; flex-direction: column; gap: 20px; }

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-item-icon {
  width: 44px; height: 44px;
  background: rgba(26,78,181,.08);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.contact-item-label {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  color: var(--text-muted);
  margin-bottom: 2px;
}

.contact-item-val {
  font-size: .9375rem;
  font-weight: 500;
  color: var(--blue-deep);
}
.contact-item-val a:hover { color: var(--blue-light); }

.eu-box {
  background: linear-gradient(135deg, var(--blue-deep), var(--blue-mid));
  border-radius: var(--radius);
  padding: 32px;
  color: var(--white);
}

.eu-box-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.eu-box-desc {
  font-size: .9rem;
  opacity: .8;
  line-height: 1.6;
  margin-bottom: 24px;
}

.eu-flags {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.eu-flag-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  opacity: .75;
}

/* ── Footer ── */
footer {
  background: var(--blue-deep);
  color: var(--white);
  padding: 48px 24px 32px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.footer-brand { }
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: -.02em;
  margin-bottom: 8px;
}

.footer-logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
  border-radius: 6px;
  background: var(--white);
  padding: 2px;
  flex-shrink: 0;
}
.footer-tagline {
  font-size: .875rem;
  opacity: .6;
  max-width: 320px;
  line-height: 1.5;
}

.footer-links {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-links a {
  font-size: .875rem;
  opacity: .6;
  transition: opacity var(--transition);
}
.footer-links a:hover { opacity: 1; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-funded {
  font-size: .8rem;
  opacity: .5;
}

.footer-rights {
  font-size: .8rem;
  opacity: .4;
}

.footer-disclaimer {
  font-size: .75rem;
  opacity: .35;
  line-height: 1.5;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  #about .about-grid { grid-template-columns: 1fr; }
  .about-logo-img { max-width: 280px; }
  #activities .act-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }

  #hamburger { display: flex; }

  #nav-links {
    display: none;
    position: fixed;
    top: 72px; left: 0; right: 0; bottom: 0;
    background: rgba(10,45,110,.97);
    backdrop-filter: blur(16px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 999;
  }
  #nav-links.open { display: flex; }
  #nav-links a {
    font-size: 1.125rem;
    padding: 12px 24px;
    color: var(--white) !important;
  }

  .hero-stats { grid-template-columns: repeat(2, 1fr); }

  #objectives .obj-grid { grid-template-columns: 1fr; }
  #activities .act-grid { grid-template-columns: 1fr; }
  #partners .partners-grid { grid-template-columns: 1fr; }
  .associated-grid { grid-template-columns: 1fr; }
  .partner-wide-body { flex-direction: column; }
  #news .news-grid { grid-template-columns: 1fr; }
  #contact .contact-grid { grid-template-columns: 1fr; }

  .about-meta { grid-template-columns: 1fr; }

  .footer-top { flex-direction: column; }
  .footer-links { flex-direction: column; gap: 12px; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
}